Onsite DHS-Cleared Network Engineer (Ashburn)

Sherpa 6, Inc.; Ashburn (VA); On-site; USD 120,000 - 160,000; Full time

Job summary

Sherpa 6, Inc. is seeking a seasoned Network Engineer to design, implement, and support complex enterprise networks across on-prem, cloud, and OT environments in Ashburn, VA. You will troubleshoot routing, VPNs, firewalls, and IP services while maintaining documentation and change control.

Responsibilities include deploying network solutions for Watchtower OT devices, validating endpoints, and ensuring secure, scalable connectivity with robust testing in lab environments and field deployments.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Cybersecurity, Network Engineering, or a related field.
• 5+ years of progressively responsible experience in network engineering and related fields.
• Hands-on experience configuring routers, switches, firewalls, VPNs, wireless networks, and enterprise services.

Responsibilities

• Design, configure, implement, test, troubleshoot, optimize, and document network solutions.
• Configure and support routers, switches, firewalls, VPN gateways, wireless infrastructure, and related services.
• Support IPv4/IPv6 addressing, subnetting, VLANs, routing, switching, NAT, DNS, DHCP, VPNs, and segmentation.
• Engineer network connectivity across on-premise, cloud, edge, mobile, and limited-connectivity environments.
• Analyze network paths to identify connectivity, latency, packet loss, routing, or firewall issues.
• Use diagnostic tools to isolate and resolve complex problems.
• Develop and maintain network diagrams, IP plans, and implementation documentation.
• Maintain configuration management, backups, version control, and deployment practices.
• Review network changes for dependencies, capacity, security, validation, sequencing, and rollback.
• Provide network support for Watchtower MDM platform and OT/tactical devices.
• Validate network requirements for Android, Windows, Linux, iOS, radios, sensors, wearables.
• Support enrollment, provisioning, policy delivery, certificates, remote management, compliance.
• Coordinate network test events with stakeholders and vendors.

Skills

Network engineering

TCP/IP

IPv4/IPv6

Routing

Switching

Firewall

VPN

DNS/DHCP

Network security

Lab testing

Documentation

Education

Bachelor's degree in Information Technology

Bachelor's degree in Computer Science

Bachelor's degree in Cybersecurity

Bachelor's degree in Network Engineering

Tools

Wireshark

NetFlow

Job description

Sherpa 6, Inc. is seeking a seasoned Network Engineer to design, implement, and support complex enterprise networks across on-prem, cloud, and OT environments in Ashburn, VA. You will troubleshoot routing, VPNs, firewalls, and IP services while maintaining documentation and change control.

Responsibilities include deploying network solutions for Watchtower OT devices, validating endpoints, and ensuring secure, scalable connectivity with robust testing in lab environments and field deployments.